The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 07, 2006
Filed:
Jan. 02, 2003
John W. Roberts, Gaithersburg, MD (US);
Oliver T. Slattery, Germantown, MD (US);
Bretton Swope, Gaithersburg, MD (US);
David W. Kardos, Sykesville, MD (US);
Volker Min, Heiloo, NL;
Michael Sutton, Welwyn Garden, GB;
Edwin C. Mulkens, Uene, NL;
Gina Rodgers, Chesapeake, VA (US);
Nicholas Guttenberg, Gaithersburg, MD (US);
Tracy Comstock, Cockeysville, MD (US);
John W. Roberts, Gaithersburg, MD (US);
Oliver T. Slattery, Germantown, MD (US);
Bretton Swope, Gaithersburg, MD (US);
David W. Kardos, Sykesville, MD (US);
Volker Min, Heiloo, NL;
Michael Sutton, Welwyn Garden, GB;
Edwin C. Mulkens, Uene, NL;
Gina Rodgers, Chesapeake, VA (US);
Nicholas Guttenberg, Gaithersburg, MD (US);
Tracy Comstock, Cockeysville, MD (US);
United States of America, Washington, DC (US);
Abstract
Apparatus and methods for extended refreshable tactile graphic display are disclosed, the apparatus including an array of pins at a display surface, with pin setting actuators and display surface matrix preferably being separable units. The display matrix is provided by stacked functional layers, functions including temporary pin retention and pin locking.